When you are considering the option of constructing a bluebird birdhouse, it is important that you familiarize yourself with the patterns of their migrating and nesting. The Types of Bluebirds The species of bluebird that thrives in North America are of three distinct kinds. There are the eastern bluebirds that are typically seen in the eastern part of the continent of the United States going to Mexico. It also provides additional protection from wearing off easily and from elements that might cause damage to the bird house. Your painted bird house should also serve its main purpose of providing a sound shelter to birds. It should be durable enough to make it through stormy weather and cool during sunny days. Putting up the shelter at the top of a pole to secure your birds from uninvited guests such as raccoons and cats. 5. Cleanliness and maintenance of the birdhouse is also important. Untidy and messy nest can cause lots of diseases to your birds. Adding a backdoor will surely help in maintaining the cleanliness of the bird house. Now, one of the good things about a decorative bird house is that these are usually made based on the natural environment of birds. Thus, a bird house looks entirely different from a bird cage. It's like you're tricking your pet bird that they haven't been taken away from where they live. There are also many styles of bird houses that are made with modern styles and some are older or classics like Victorian styles and etc. From there, you can get to know their needs, having to specify different kinds of bird houses for different types of species. Building a bird house can affect their needs. The local birds in your area could be blue birds, finches, wrens, cardinals, purple martins, chickadees and other species. From their needs, one of the things you need to adjust or alter is the size of the entrance hole. A reliable birdhouse building plan is what you need especially if you plan to manually construct their havens. Some Pointers to Take in Mind You don't necessarily have to buy the birds in order to build a birdhouse. You could have those birdhouses to attract the wandering birds. That is your main purpose.